Centralizer



FIG. 1 is a perspective view of a centralizer connected to the tabs. Thetabs extend inwards, toward one another, and the engaging rings aredisposed axially-intermediate of the tabs.

FIG. 2 is an end view of the centralizer.

FIG. 3 is side view of the centralizer.

FIG. 4 is a perspective view of the centralizer disposed on an oilfieldtubular (e.g., casing or drill pipe). A stop collar is disposedaxially-intermediate of the engaging rings.

FIG. 5 is a side view of the centralizer, showing axially-extendingseams thereof positioned circumferentially between the tabs.

FIG. 6 is an end view of the centralizer of FIG. 5, showing theradial-extension of the seams.

FIG. 7 is a side view of the centralizer, showing two of theaxially-extending seams extending across the tabs.

FIG. 8 is an end view of the centralizer of FIG. 7, showing theradial-extension of the seam; and,

FIG. 9 is a side view of the centralizer, showing offset,axially-extending seams thereof. The end view of the centralizer of FIG.9 is shown in FIG. 6.

The broken lines in the drawings depict unclaimed environmental subjectmatter.

CLAIM The ornamental design for a centralizer, as shown.